# Gnuradio data modulation

**URL:** <https://www.ruby-forum.com/t/gnuradio-data-modulation/262640>\
**Category:** Uncategorized\
**Created:** [March 23, 2022, 6:16am UTC](https://www.ruby-forum.com/t/gnuradio-data-modulation/262640 "2022-03-23T06:16:24Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Saadi](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/s/6f9a4e/32.png) [@Saadi](https://www.ruby-forum.com/u/Saadi)\
**Post date:** [March 23, 2022, 6:16am UTC](https://www.ruby-forum.com/t/gnuradio-data-modulation/262640/1 "2022-03-23T06:16:24Z")

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Hello everyone

I want to modulate and demodulate my encrypted data before sending it to the decryption block as shown in the flow graph. I tried different ways but none of them worked. So i ask your help in this regard.  
Thanks in advance

The flow graph image is given.

 ![IMG-20220323-WA0000(1)](https://www.ruby-forum.com/uploads/default/original/2X/b/bc35254c4172f2d7ba9e88d98bc666a915869456.jpeg)